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Which plate tectonic setting do andesites and diorites form at?

User Minorblend
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Answer: subduction zones

Explanation: They form in subduction zones, where one tectonic plate is sliding under another, as is the case with the Andes Mountains, and also along volcanic island arcs. In terms of magma composition, they are chemically similar to diorite, their intrusive cousin.

User Ddagsan
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